Magazines: 2012 February

How to read the time on the Kisai Optical Illusion watch? Hidden on the screen are four digits (two top. two bottom). denoting hours and minutes. Stare at it long enough and the numbers should materialise.

Clue: look for the diagonal lines going in the opposite direction to the main pattern. Still not there? The answer is at the foot of the page*. £128. tokyofl ash.com